問題詳情
36. One day, polar bears may be all gone. We should _____ beforeit’s too late.
(A) use them to make money
(B) draw everyone to see them
(C) do our best to protect them
(D) show their information on the websites
參考答案
答案：C
難度：非常簡單1
書單：沒有書單，新增
用户評論
【saraid】評論
c選項代入符合語意題目說北極熊有可能會全...